Hyundai Sonata: Engine coolant - MaintenanceHyundai Sonata: Engine coolant

The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season, and before traveling to a colder climate.

Changing the engine oil and filter
Have engine oil and filter changed by an authorized HYUNDAI dealer according to the Maintenance Schedule at the beginning of this section. CALIFORNIA PROPOSITION 65 WARNING Engine oil contains ...

Checking the coolant level
WARNING Removing radiator cap Never attempt to remove the radiator cap while the engine is operating or hot. Doing so might lead to cooling system and engine damage and could result in se ...

See also:

Filler-Neck Assembly. Repair procedures
Removal 1. Disconnect the fuel filler hose (A), the vapor tube quick-connector (B), and the ventilation tube quick-connector (C). 2. ...

Cowl Top Cover. Repair procedures
Replacement 1. Remove the covers and remove the nuts, then remove the wiper arm (A). 2. Detach the clips, then remove the cowl top ...

Side Airbag (SAB) Module. Repair procedures
Removal The side airbag cannot be disassembled from the seat back assembly, so replace the seat back assembly when replacing ...